Enter the unique hardware IDs of your USB flash drive (typically 058F for Vendor ID and 6387 for Product ID).
Beyond flash drives, Alcor Micro produces smart card readers using controllers like the AU9520 (SCR001), which may also be identified under the same vendor ID (VID 058F).
Standard formatting tools like Rufus, Diskpart, or Windows Disk Management cannot fix firmware-level damage. Instead, you need an (Mass Production Tool) that explicitly supports your unique combination of Flash ID and Controller Part-Number. Repair of damaged flash drives - elektroda.com alcor micro unknown fa00 f w 3613 updated
When a drive defaults to [FA00] , traditional formatting methods (like Windows Disk Management or standard command-line tools like diskpart clean ) will fail. The drive requires a specialized to completely re-map the sectors. Step 1: Diagnose and Extract the Flash ID (FID)
Alcor Micro devices commonly use the following identifiers: Enter the unique hardware IDs of your USB
When you see , it generally indicates that a USB flash drive or card reader using an Alcor Micro controller has experienced a firmware-level error or is being incorrectly identified by the system. This specific "Unknown [FA00]" status typically appears in low-level mass production tools (MPTools) when the controller's firmware (F/W) is corrupted or the Flash ID (FID) cannot be read properly. Key Features and Solutions
: Occurs if the software version is too old for the hardware configuration. Instead, you need an (Mass Production Tool) that
The "unknown" designation does not indicate a faulty or counterfeit device; rather, it reflects how third-party detection software interprets the controller's identification string.